Topic 20. Table of Contents. Topic 20. Topic 20: Energy and Chemical Change. Basic Concepts. Additional Concepts. Energy and Chemical Change: Basic Concepts. Topic 20. The Nature of Energy. Energy is the ability to do work or produce heat.
878 views • 86 slides
Chapter 5 Thermochemistry. Energy. Energy is the ability to do work or transfer heat. Energy used to cause an object that has mass to move is called work . Energy used to cause the temperature of an object to rise is called heat. 1. E k = ? mv 2. 2. Kinetic Energy.
1.16k views • 68 slides
Reaction Energy. Specific Heat. The specific heat of any substance is the amount of heat required to raise the temperature of one gram of that substance by one degree Celsius. Because different substances have different compositions, each substance has its own specific heat.
992 views • 62 slides
Glass and possible non supersolid origin of TO anomaly. Thermodynamic considerations Counting number of states across a phase transition. Counting frozen-in states of a glass. 2. Torsional oscillator considerations Causality links dissipation and period.
1.05k views • 40 slides
Thermal Properties of Materials. Thermal conductivity (electrons, phonons) Heat capacity (specific heat) at constant volume Heat capacity (specific heat) at constant pressure Thermal expansion. Thermal Conductivity (Survey). Contribution to thermal conductivity:
1.88k views • 32 slides
Chapter 3: Water and Life. WATER. Objectives. Importance of H bonds to properties of water 4 unique properties of water Interpreting a pH scale Importance of buffers in biological systems. Structure of Water. Structure key to special properties Structure dictates function Polarity
570 views • 23 slides
Last Two Lecture Summary: Drude : Applied simple model to understand current density and the Hall coefficient in simple metals. Required knowledge/determination of carrier density.
657 views • 22 slides
Physical Properties of Water. Heat Energy and Water Density Structure of Seawater Optical (Light) Properties Sound in Seawater . Density & Temperature. Taking heat energy away ?.
649 views • 19 slides
Thermochemistry. Energy Changes. Energy. The ability to do work Types of energy chemical, mechanical, light, heat, electrical, sound. Law of Conservation of Energy. Energy cannot be created or destroyed It only changes from one form to another.
466 views • 16 slides
Calorimetry. Chapter 5. Calorimetry. Since we cannot know the exact enthalpy of the reactants and products, we measure ? H through calorimetry , the measurement of heat flow. Calorimetry Functions. Can be used to determine: Heat capacities
375 views • 11 slides
Cryopreservation. Benefits Of Freezing Cells. Benefits Of Freezing A Validated Stock Of Cells Genotypic drift Senescence leading to extinction of cell line Transformation to tumor related properties Contamination Distribution to others Saving reagents, time
1.32k views • 9 slides
1.85k views • 9 slides
View Specific heat PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Specific heat PowerPoint presentations. You can view or download Specific heat presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.